Hesperoleucus symmetricus
California Roach
NS
GNR
Collection Details
Specimens
Photos
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Records
Taxonomic Hierarchy
Actinopterygii (Ray-finned Fishes)
Cypriniformes (Carps and Minnows)
Cyprinidae (Carps and Minnows)
Hesperoleucus
Hesperoleucus symmetricus (California Roach)
Description
This species account was compiled from
FishBase (Froese, R. and D. Pauly. Editors. 2025. FishBase. World Wide Web electronic publication. www.fishbase.org, version 04/2025.)
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Characters
Body shape: fusiform / normal. Mouth slightly subterminal; body deep, compressed, tapering to narrow caudal peduncle; dorsal-fin origin behind pelvic-fin origin; caudal fin large; scales on lateral line 47-63; dorsal fin with 7-10 rays; pharyngeal teeth 0,5-4,0; dusky gray to steel blue above; dark stripe along side; silver white below; and breeding individuals with red orange-chin, gill cover, and anal and paired-fin bases (Ref. 86798).
Distribution
North America: Sacramento-San Joaquin, Russian, Pajaro-Salinas and smaller coastal drainages in California, USA.
Habitat Associations
Freshwater. demersal. Found in: streams.
Biology
Inhabits rocky pools of headwaters, creeks and small to medium rivers (Ref. 86798).
Max length: 11.0 cm TL; common length: 8.2 cm TL; max age: 5 years.
IUCN Red List Status: Least Concern (LC), assessed 2012-02-24. Resilience: High (K=0.5).
References
Page, L.M. and B.M. Burr (1991) A field guide to freshwater fishes of North America north of Mexico. Houghton Mifflin Company, Boston. 432 p.
Page, L.M. and B.M. Burr (2011) A field guide to freshwater fishes of North America north of Mexico. Boston : Houghton Mifflin Harcourt, 663p.
Comments On Hesperoleucus symmetricus